Home / 45,726.40-62,962.22-40,029.26

Finding the Fourth Proportional to 45,726.40, 62,962.22 and 40,029.26

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Solution

The fourth proportional to 45,726.40, 62,962.22 and 40,029.26 is: 55,117.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,726.40 : 62,962.22 = 40,029.26 : x
  2. Step 2: Convert to fraction form
    45,726.40/62,962.22 = 40,029.26/x
  3. Step 3: Cross multiply
    45,726.40x = 62,962.22 × 40,029.26
  4. Step 4: Simplify right side
    45,726.40x = 2,520,331,074.56
  5. Step 5: Solve for x
    x = 2,520,331,074.56/45,726.40
  6. Step 6: Final answer
    x = 55,117.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.